Description
The TFDU4100, TFDS4500, and TFDT4500 are a family of low-power infrared transceiver modules compliant to the IrDA 1.2 standard for serial infrared (SIR) data communication, supporting IrDA speeds up to 115.2 kbit/s. Integrated within the transceiver modules are a photo PIN diode, infrared emitter (IRED), and a low-power analog control IC to provide a total front–end solution in a single package.

Compliant to IrDA 1.2 (up to 115.2 kbit/s)
Wide Operating Voltage Range (2.7 to 5.5 V )
Low Power Consumption (1.3 mA Supply Current)
Power Sleep Mode Through VCC1/SD Pin (5 nA Sleep Current)
Long Range (up to 3.0 m at 115.2 kbit/s)
Three Surface Mount Package Options
– Universal (9.7 x 4.7 x 4.0 mm)
– Side View (13.0 x 5.95 x 5.3 mm)
– Top View (13.0 x 7.6 x 5.95 mm)
BabyFace (Universal) Package Capable of Surface Mount Solderability to Side- and Top-View Orientation
Directly Interfaces with Various Super I/O and Controller Devices and TEMIC’s TOIM3000 and
TOIM3232 I/Os
Few External Components Required
Backward Compatible to All TEMIC SIR Infrared Transceivers
Built–in EMI Protection – No External Shielding Necessary